| Classification | Euphorbiaceae: Siphonia |
| Classification 1 | Euphorbiaceae: Hevea |
| Harvard University Herbaria Barcode(s) | 00048106 |
| Type Status | Isosyntype |
| Collector | R. Spruce |
| Collector number | 1171 |
| Country | Brazil |
| Geography | South America: South America (Region) (Region): Brazil |
| Locality | Ad oram septentrionalem flum. Amazonum, ad ostium Rio Negro |
| Date Collected | 1851-08-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d2c7d004-daca-485a-8f76-54dd3d758137 |
| Harvard University Herbaria Barcode | 00048106 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Type Status | Isosyntype |
| Isosyntype of | Siphonia discolor Spruce ex Bentham |
| Verified by | W. T. Kittredge (A/GH) |
| Date Determined | 2008 |
| Taxon Reference | (for Siphonia discolor Spruce ex Bentham) Hooker's J. Bot. Kew Gard. Misc. 1854. 6: 369. |
| Family | Euphorbiaceae |
| Determination | Hevea spruceana (Bentham) Müller Argoviensis |
| Determined by | R. J. Seibert |
| Determination Remarks | [current name] |
| Family | Euphorbiaceae |
| Determination | Hevea discolor (Spruce ex Bentham) Müller Argoviensis |
| Determined by | I. M. Johnston (A) |
| Date Determined | 1922 |
| Annotation Text | I.M.J. Isotype [Isosyntype, Mull. Arg. also cites Poeppig 2595] Nomencl. Rev. Acc. to Internat. Rules |
| Family | Euphorbiaceae |
| Determination | Siphonia discolor Spruce ex Bentham |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
